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COA — Thymosin Alpha-1 10 mg

Results as reported for lot RL-GLP-0126, issued to Reset Peptides. Verify it at /verify with search code Rebi2605210471.

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Certificate of Analysis

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Client:Reset Peptides
Accession #:2605210471
Search Code:Rebi2605210471
Received:05/21/2026
Reported:05/23/2026
Lot:RL-GLP-0126

Sample Summary

Product:Thymosin Alph-1 10mg
Purity:99.77%
Identity:Confirmed
Net Content:11.14 mg
Molecular Formula:C129H215N33O55
Molecular Weight:3108.32 g/mol
Appearance:White Lyophilized Powder

Analytical Results

TestResult
Identity (LC-MS)Thymosin Alpha-1
Purity (HPLC-UV)99.77%
Net Content11.14 mg

Method: HPLC with UV detection coupled with mass spectrometry (LC-MS).

Chromatogram

mAU1 PDA Multi 102505007500.02.55.07.510.012.515.0minThymosin A1

Mass Confirmation

3504004505005506006507007508008509009501000105011001150120012501300135014001450150015501600165017001750m/zThymosin A1 [M+4H]4+Thymosin A1 [M+3H]3+

Expected charge states calculated from the molecular formula. Identity result reported in the table above is the measured value.

Signature of Alex Johnson

Alex Johnson

Principal Chemist

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Rebi2605210471

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Cambridge, United Kingdom